DE29805351U1 - Bearing arrangement - Google Patents

Bearing arrangement

Info

Publication number
DE29805351U1
DE29805351U1 DE29805351U DE29805351U DE29805351U1 DE 29805351 U1 DE29805351 U1 DE 29805351U1 DE 29805351 U DE29805351 U DE 29805351U DE 29805351 U DE29805351 U DE 29805351U DE 29805351 U1 DE29805351 U1 DE 29805351U1
Authority
DE
Germany
Prior art keywords
bearing arrangement
bearing
arrangement
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE29805351U
Other languages
German (de)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SKF Nova AB
Original Assignee
SKF Nova AB
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by SKF Nova AB filed Critical SKF Nova AB
Publication of DE29805351U1 publication Critical patent/DE29805351U1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C32/00—Bearings not otherwise provided for
    • F16C32/04—Bearings not otherwise provided for using magnetic or electric supporting means
    • F16C32/0406—Magnetic bearings
    • F16C32/044—Active magnetic bearings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B41/00—Component parts such as frames, beds, carriages, headstocks
    • B24B41/04—Headstocks; Working-spindles; Features relating thereto
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B31/00—Rolling stand structures; Mounting, adjusting, or interchanging rolls, roll mountings, or stand frames
    • B21B31/16—Adjusting or positioning rolls
    • B21B31/18—Adjusting or positioning rolls by moving rolls axially
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
    • F04C18/08—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • F04C18/12—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
    • F04C18/14—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons
    • F04C18/16—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons with helical teeth, e.g. chevron-shaped, screw type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2240/00—Components
    • F04C2240/50—Bearings
    • F04C2240/52—Bearings for assemblies with supports on both sides
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2240/00—Components
    • F04C2240/80—Other components
    • F04C2240/81—Sensor, e.g. electronic sensor for control or monitoring
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2270/00—Control; Monitoring or safety arrangements
    • F04C2270/04—Force
    • F04C2270/044—Force axial
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2360/00—Engines or pumps
    • F16C2360/43—Screw compressors
DE29805351U 1997-03-26 1998-03-25 Bearing arrangement Expired - Lifetime DE29805351U1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9701131A SE9701131D0 (en) 1997-03-26 1997-03-26 Device for axial movement and high precixion positioning of arotatary shaft

Publications (1)

Publication Number Publication Date
DE29805351U1 true DE29805351U1 (en) 1998-06-04

Family

ID=20406340

Family Applications (1)

Application Number Title Priority Date Filing Date
DE29805351U Expired - Lifetime DE29805351U1 (en) 1997-03-26 1998-03-25 Bearing arrangement

Country Status (4)

Country Link
EP (1) EP0867628A3 (en)
JP (1) JPH10299770A (en)
DE (1) DE29805351U1 (en)
SE (1) SE9701131D0 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10120490A1 (en) * 2001-04-24 2002-11-21 Skf Ab Bearing system for shaft comprises two bearing units, shaft consisting of first section rotated by first motor connected to second section moved axially by screw spindle and nut driven by second motor
DE102009058354A1 (en) 2009-12-15 2011-06-16 Aktiebolaget Skf roller bearing assembly

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102006021703B4 (en) * 2006-05-10 2018-01-04 Gea Refrigeration Germany Gmbh Oil-immersed screw compressor with axial force relief
BE1019398A3 (en) * 2010-07-02 2012-06-05 Atlas Copco Airpower Nv COMPRESSOR ELEMENT OF A SCREW COMPRESSOR.
US9234522B2 (en) 2012-01-03 2016-01-12 United Technologies Corporation Hybrid bearing turbomachine
JP5961092B2 (en) * 2012-10-25 2016-08-02 株式会社荏原製作所 Vacuum pump
WO2016164453A1 (en) * 2015-04-06 2016-10-13 Trane International Inc. Active clearance management in screw compressor
US11293438B2 (en) 2016-12-15 2022-04-05 Carrier Corporation Screw compressor with magnetic gear
CN113719541B (en) * 2021-09-29 2022-05-10 珠海格力电器股份有限公司 Axial position detection method, device, unit and storage medium for magnetic suspension bearing

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4180946A (en) * 1975-10-02 1980-01-01 Maurice Brunet Tool holding spindle assembly particularly for a grinding machine
JPS60116892A (en) * 1983-11-30 1985-06-24 Hitachi Ltd Screw type vacuum pump
JP2516382B2 (en) * 1987-11-06 1996-07-24 セイコー精機株式会社 Machining equipment with magnetic bearing as main shaft
JPH0676798B2 (en) 1988-08-22 1994-09-28 株式会社荏原製作所 Centrifugal pump with magnetic bearing
US5354179A (en) * 1990-08-01 1994-10-11 Matsushita Electric Industrial Co., Ltd. Fluid rotating apparatus
US5263816A (en) 1991-09-03 1993-11-23 General Motors Corporation Turbomachine with active tip clearance control

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10120490A1 (en) * 2001-04-24 2002-11-21 Skf Ab Bearing system for shaft comprises two bearing units, shaft consisting of first section rotated by first motor connected to second section moved axially by screw spindle and nut driven by second motor
DE10120490B4 (en) * 2001-04-24 2004-02-05 Ab Skf bearing arrangement
DE102009058354A1 (en) 2009-12-15 2011-06-16 Aktiebolaget Skf roller bearing assembly
EP2336566A1 (en) 2009-12-15 2011-06-22 Aktiebolaget SKF Rolling bearing arrangement
US8678664B2 (en) 2009-12-15 2014-03-25 Aktiebolaget Skf Roller bearing assembly

Also Published As

Publication number Publication date
JPH10299770A (en) 1998-11-10
EP0867628A3 (en) 2000-08-02
EP0867628A2 (en) 1998-09-30
SE9701131D0 (en) 1997-03-26

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Legal Events

Date Code Title Description
R207 Utility model specification

Effective date: 19980716

R150 Term of protection extended to 6 years

Effective date: 20010411

R157 Lapse of ip right after 6 years

Effective date: 20041001